Bug ID 572778: FQDN nodes stays with state "checking" after applying node specific icmp monitor

Last Modified: Apr 19, 2021

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3,,,,,,,, 12.1.4,, 12.1.5,,,, 12.1.6

Opened: Feb 09, 2016
Severity: 3-Major


Nodes stay in checking state


Monitoring state not updating node.


Create an FQDN node. Next apply ICMP monitor onto the parent node.


There are several workarounds: 1. Create FQDN node and apply monitor in one step. 2. Use default node monitor. 3. Restart bigd.

Fix Information


Behavior Change